*,
:before,
::before,
:after,
::after {
  box-sizing: border-box;
}

* {
  border: 0;
  border-radius: 0;
  margin: 0;
  outline: 0;
  padding: 0;
}

html,
body {
  overflow: hidden;
}

body {
  background: #191a1e;
  color: #d8d9de;
  font-family: BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDGothic", meiryo, sans-serif;
  font-size: 0;
  line-height: 1;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

img {
  display: block;
  max-width: 100%;
}

svg {
  border: 0;
}

ol,
ul {
  list-style: none;
}

button,
input,
select,
textarea {
  color: inherit;
  font-family: inherit;
}

button {
  background-color: transparent;
  cursor: pointer;
}

input[type=file],
input[type=checkbox] {
  display: none;
}

::-webkit-scrollbar {
  display: none;
}

.Atelier {
  --color-font: #d8d9de;
  --color-dim-font: #8e8f99;
  --color-line: #35363e;
  --color-panel-background: #212228;
  --color-panel-header-background: #282a31;
  --color-input-background: #282a31;
  --color-icon: #9a9ba5;
  --color-body-background: #191a1e;
  --color-accent: #5f8fd6;
  --color-accent-background: #273349;
  --color-selected: #2f313a;
  position: fixed;
  inset: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: var(--color-body-background);
  color: var(--color-font);
  font-family: BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDGothic", meiryo, sans-serif;
  font-size: 13px;
  -webkit-font-smoothing: antialiased;
  user-select: none;
}
.Atelier canvas {
  display: block;
}

.Header {
  flex: none;
  display: flex;
  align-items: center;
  gap: 6px;
  height: 44px;
  padding: 0 12px;
  background: var(--color-panel-background);
  border-bottom: 1px solid var(--color-line);
}
.Header-Separator {
  width: 1px;
  height: 18px;
  background: var(--color-line);
  margin: 0 4px;
}
.Header-Grow {
  flex: 1;
}

.Logo {
  display: flex;
  align-items: center;
  height: 44px;
  padding: 0 12px 0 4px;
}
.Logo a {
  color: var(--color-font);
  font-family: "Rubik Iso", BlinkMacSystemFont, "Segoe UI", "Helvetica Neue", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDGothic", meiryo, sans-serif;
  font-size: 19px;
  line-height: 2;
  text-decoration: none;
}

.IconButton {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 26px;
  color: var(--color-icon);
  border: 1px solid var(--color-line);
  border-radius: 2px;
}
.IconButton[data-disabled] {
  opacity: 0.3;
  cursor: default;
}

.SmallButton {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 26px;
  padding: 0 10px;
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  white-space: nowrap;
}
.SmallButton[data-disabled] {
  opacity: 0.3;
  cursor: default;
}

.ZoomButton {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  height: 26px;
  padding: 0 6px;
  color: var(--color-font);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}

.Body {
  flex: 1;
  display: flex;
  min-height: 0;
}

.ToolRail {
  flex: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 200px;
  padding: 12px 10px;
  background: var(--color-panel-background);
  border-right: 1px solid var(--color-line);
  overflow-y: scroll;
  overscroll-behavior-y: none;
  scrollbar-width: none;
}

.Stage {
  flex: 1;
  position: relative;
  min-width: 0;
  overflow: hidden;
}

.Stage-Canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.SidePanel {
  flex: none;
  display: flex;
  flex-direction: column;
  width: 264px;
  min-height: 0;
  background: var(--color-panel-background);
  border-left: 1px solid var(--color-line);
}

.RailSection {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.RailSection-Caption {
  color: var(--color-dim-font);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.06em;
}

.RailBox {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}
.RailBox[data-open] {
  display: flex;
}
.RailBox-Caption {
  color: var(--color-dim-font);
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.06em;
}

.ToolGrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
}

.ToolButton {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 28px;
  padding: 0 4px;
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.4;
  text-align: center;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}
.ToolButton[data-selected] {
  background: var(--color-accent-background);
  border-color: var(--color-accent);
}

.BrushList {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.BrushItem {
  display: flex;
  align-items: center;
  height: 28px;
  padding: 0 10px;
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}
.BrushItem[data-selected] {
  background: var(--color-accent-background);
  border-color: var(--color-accent);
}

.ColorRow {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ColorInput {
  flex: none;
  width: 44px;
  height: 30px;
  padding: 2px;
  background: var(--color-input-background);
  border: 1px solid var(--color-line);
  border-radius: 2px;
  cursor: pointer;
}

.SwatchGrid {
  flex: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.Swatch {
  width: 100%;
  height: 13px;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}

.SliderRow {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.SliderRow-Head {
  display: flex;
  align-items: center;
}
.SliderRow-Label {
  color: var(--color-dim-font);
  font-size: 11px;
  line-height: 1.6;
}
.SliderRow-Value {
  margin-left: auto;
  color: var(--color-font);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.SliderRow-Input {
  width: 100%;
  height: 18px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.CheckRow {
  display: flex;
  align-items: center;
  gap: 7px;
  height: 22px;
  cursor: pointer;
}
.CheckRow-Mark {
  flex: none;
  width: 11px;
  height: 11px;
  border: 1px solid var(--color-icon);
  border-radius: 2px;
}
.CheckRow-Label {
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
}
.CheckRow[data-checked] .CheckRow-Mark {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.KeyHint {
  margin-top: 2px;
  padding-top: 8px;
  color: var(--color-dim-font);
  font-size: 11px;
  line-height: 1.8;
  border-top: 1px solid var(--color-line);
}

.Usage {
  padding-top: 10px;
  border-top: 1px solid var(--color-line);
  user-select: text;
}
.Usage-Title {
  padding-bottom: 8px;
  color: var(--color-font);
  font-size: 13px;
  font-weight: 500;
  line-height: 20px;
  text-align: center;
}
.Usage-Paragraph {
  color: var(--color-dim-font);
  font-size: 11px;
  line-height: 1.9;
}
.Usage-Paragraph + .Usage-Paragraph {
  margin-top: 8px;
}

.FloatBar {
  position: absolute;
  top: 10px;
  left: 50%;
  z-index: 10;
  display: none;
  gap: 6px;
  padding: 5px;
  background: var(--color-panel-background);
  border: 1px solid var(--color-line);
  border-radius: 2px;
  transform: translateX(-50%);
}
.FloatBar[data-open] {
  display: flex;
}

.Panel {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.Panel + .Panel {
  border-top: 1px solid var(--color-line);
}
.Panel-Header {
  flex: none;
  display: flex;
  align-items: center;
  gap: 6px;
  height: 32px;
  padding: 0 10px;
  background: var(--color-panel-header-background);
  border-bottom: 1px solid var(--color-line);
  font-size: 11px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-font);
}
.Panel-Header-Title {
  flex: 1;
}

.LayerPanel {
  flex: 1.2;
}

.HistoryPanel {
  flex: 1;
}

.LayerForm {
  flex: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 10px;
}
.LayerForm[data-empty] {
  opacity: 0.45;
  pointer-events: none;
}
.LayerForm-Row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.LayerForm-Value {
  flex: none;
  min-width: 34px;
  color: var(--color-font);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.TextInput {
  width: 100%;
  height: 26px;
  padding: 0 7px;
  background: var(--color-input-background);
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}

.SelectInput {
  flex: none;
  width: 108px;
  height: 26px;
  padding: 0 6px;
  background: var(--color-input-background);
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  cursor: pointer;
}

.ButtonRow {
  flex: none;
  display: flex;
  gap: 5px;
  padding: 0 10px 6px;
}
.ButtonRow .SmallButton {
  flex: 1;
  padding: 0 2px;
}

.LayerList {
  flex: 1;
  min-height: 60px;
  overflow-y: scroll;
  overscroll-behavior-y: none;
  scrollbar-width: none;
}

.LayerItem {
  display: flex;
  align-items: center;
  gap: 5px;
  height: 34px;
  padding-right: 8px;
  border-bottom: 1px solid var(--color-line);
  cursor: pointer;
}
.LayerItem[data-selected] {
  background: var(--color-accent-background);
  box-shadow: inset 2px 0 0 var(--color-accent);
}
.LayerItem-Caret {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 22px;
  color: var(--color-icon);
}
.LayerItem-Visible {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 22px;
  color: var(--color-icon);
}
.LayerItem-Visible[data-hidden] {
  opacity: 0.35;
}
.LayerItem-Clip {
  flex: none;
  width: 3px;
  height: 18px;
  background: var(--color-accent);
  border-radius: 2px;
}
.LayerItem-Lock {
  flex: none;
  display: flex;
  align-items: center;
  color: var(--color-icon);
}
.LayerItem-Thumb {
  flex: none;
  width: 34px;
  height: 26px;
  border: 1px solid var(--color-line);
  border-radius: 2px;
}
.LayerItem-Name {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-font);
}
.LayerItem-Badge {
  flex: none;
  padding: 0 4px;
  color: var(--color-font);
  font-size: 10px;
  line-height: 1.5;
  border: 1px solid var(--color-accent);
  border-radius: 2px;
}
.LayerItem-Opacity {
  flex: none;
  color: var(--color-dim-font);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}

.HistoryList {
  flex: 1;
  min-height: 50px;
  overflow-y: scroll;
  overscroll-behavior-y: none;
  scrollbar-width: none;
}

.HistoryItem {
  padding: 4px 10px;
  color: var(--color-dim-font);
  font-size: 12px;
  line-height: 1.5;
  border-bottom: 1px solid var(--color-line);
  cursor: pointer;
}
.HistoryItem[data-current] {
  background: var(--color-accent-background);
  box-shadow: inset 2px 0 0 var(--color-accent);
  color: var(--color-font);
}

.SnapshotList {
  flex: none;
  max-height: 34%;
  overflow-y: scroll;
  overscroll-behavior-y: none;
  scrollbar-width: none;
}
.SnapshotList-Empty {
  padding: 8px 10px;
  color: var(--color-dim-font);
  font-size: 11px;
  line-height: 1.6;
}

.SnapshotItem {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px 5px 10px;
  border-bottom: 1px solid var(--color-line);
}
.SnapshotItem-Name {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-font);
}
.SnapshotItem-Remove {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  color: var(--color-icon);
  cursor: pointer;
}

.Toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  z-index: 50;
  max-width: 86vw;
  padding: 8px 14px;
  background: var(--color-panel-header-background);
  color: var(--color-font);
  font-size: 12px;
  line-height: 1.5;
  text-align: center;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(8px);
  transition: opacity 0.18s, transform 0.18s;
}
.Toast[data-visible] {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}